端口占用查看与进程管理工具：实时查看端口占用情况、一键定位进程、快速释放端口

🚀 实例简介

一款实用的端口监控工具，实时查看本地所有端口占用情况，精确定位占用进程，支持一键释放端口。适用于开发调试、服务器管理、网络故障排查等场景。

💻 核心代码

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
端口占用查看与进程管理工具
功能：实时查看本地端口占用情况，定位占用进程，一键释放端口
作者：51python.com
"""
import tkinter as tk
from tkinter import ttk, messagebox
import subprocess
import platform
import threading
import re
import os

CHINESE_FONT = "WenQuanYi Zen Hei" if platform.system() == "Linux" else "Microsoft YaHei"

class PortMonitorApp:
    def __init__(self, root):
        self.root = root
        self.root.title("端口占用查看与进程管理工具")
        self.root.geometry("820x560")
        self.root.configure(bg="#f0f0f0")
        
        # 标题栏
        title_frame = tk.Frame(root, bg="#2196F3", height=50)
        title_frame.pack(fill=tk.X)
        title_frame.pack_propagate(False)
        tk.Label(title_frame, text="🔍 端口占用查看与进程管理",
                 font=(CHINESE_FONT, 16, "bold"), bg="#2196F3", fg="white").pack(pady=10)
        
        # 工具栏
        toolbar = tk.Frame(root, bg="#f0f0f0")
        toolbar.pack(fill=tk.X, padx=10, pady=5)
        
        tk.Label(toolbar, text="筛选端口:", font=(CHINESE_FONT, 11), bg="#f0f0f0").pack(side=tk.LEFT)
        self.filter_var = tk.StringVar()
        self.filter_entry = tk.Entry(toolbar, textvariable=self.filter_var, width=15,
                                     font=(CHINESE_FONT, 11))
        self.filter_entry.pack(side=tk.LEFT, padx=5)
        
        tk.Button(toolbar, text="🔄 刷新", command=self.refresh_ports,
                  font=(CHINESE_FONT, 11), bg="#4CAF50", fg="white",
                  relief=tk.FLAT, padx=10).pack(side=tk.LEFT, padx=5)
        
        tk.Button(toolbar, text="🔍 搜索", command=self.filter_ports,
                  font=(CHINESE_FONT, 11), bg="#FF9800", fg="white",
                  relief=tk.FLAT, padx=10).pack(side=tk.LEFT, padx=5)
        
        tk.Button(toolbar, text="❌ 释放端口", command=self.kill_port,
                  font=(CHINESE_FONT, 11), bg="#f44336", fg="white",
                  relief=tk.FLAT, padx=10).pack(side=tk.LEFT, padx=5)
        
        # 状态栏
        self.status_var = tk.StringVar(value="就绪 | 共 0 个端口占用")
        status_bar = tk.Label(root, textvariable=self.status_var,
                              font=(CHINESE_FONT, 10), bg="#e0e0e0", anchor=tk.W)
        status_bar.pack(fill=tk.X, side=tk.BOTTOM)
        
        # 表格
        columns = ("协议", "本地地址", "端口", "状态", "PID", "进程名")
        self.tree = ttk.Treeview(root, columns=columns, show="headings", height=20)
        
        col_widths = [60, 150, 80, 100, 80, 200]
        for i, (col, w) in enumerate(zip(columns, col_widths)):
            self.tree.heading(col, text=col)
            self.tree.column(col, width=w, anchor=tk.CENTER)
        
        # 设置行样式
        style = ttk.Style()
        style.configure("Treeview", font=(CHINESE_FONT, 10), rowheight=28)
        style.configure("Treeview.Heading", font=(CHINESE_FONT, 11, "bold"))
        self.tree.tag_configure("listening", background="#E8F5E9")
        self.tree.tag_configure("established", background="#E3F2FD")
        self.tree.tag_configure("time_wait", background="#FFF3E0")
        
        scrollbar = ttk.Scrollbar(root, orient=tk.VERTICAL, command=self.tree.yview)
        self.tree.configure(yscrollcommand=scrollbar.set)
        
        tree_frame = tk.Frame(root)

💡 适用场景

办公自动化、数据分析、快速原型开发